The ubiquitous YKK zippers, often unnoticed, represent the manufacturing prowess of Yoshia Kogyo Kabushikikaisha, a Japanese company founded in 1934 and now the world's largest zipper maker.

• YKK produces an astounding 7 billion zippers annually, commanding a global market share of 50-90%.
• The company's dominance is attributed to its vertical integration, controlling the entire production process from smelting brass to assembling zippers.
• This control ensures consistent, high quality and durability, making YKK the preferred choice for premium brands and fashion designers worldwide.